What event contributed to the start of the modern era

cuba is a multi-ethnic nation

polticians and sentates thought to annoucne the fialre of articles of confedartion by making a centralized nation as a hole

bloodiest single day of war   |   gettysburg

where the civil war ends for good   | appomattox court house

the first major land battle; south wins | bull run/manassas (va)

gives union control of the mississippi river |   vicksburg

lee’s first tactical defeat; big win for union |   fort sumter1

with lincoln's re-election |   atlanta

south wins

splits confederacy in two for the duration of the war,

antietam